Preheat oven to 320.
In a large mixing bowl, dissolve baking powder and soda in sour milk.
Add cinnamon and ginger.
In a small saucepan cook prunes over high heat for 2 - 3 minutes until tender. Remove from the heat, mash them, and add them to the batter.
Repeat the same steps with the raisins, over high heat for 2 - 3 minutes, and then add to the batter.
Then add the rest of the ingredients in and mix well.
Divide the batter equally between two greased loaf pans.
Bake at 320 for 1 hour or till toothpick comes out clean.Other fruits may be substituted as dry apples, etc